1. RECURRENT GIANT CELL TUMOR March 18, 2010 By: Chris Beauchamp MyPACS Case # 3742

2. © CP Beauchamp MD Orthopaedia.com History: 19 Yr old female presented May 2003 with a Stage 3 GCT proximal tibia. Currettage and hemi condylar allograft with plate fixation. Post operatively received Zometa (bisphosphonate).

3. © CP Beauchamp MD Orthopaedia.com Figure 1: 5/13/03 X-ray shows eccentric radiolucent lesion

4. © CP Beauchamp MD Orthopaedia.com Figure 2: Pre-biopsy CT scan 5/7/03: Cortical breakthrough, soft tissue mass

5. © CP Beauchamp MD Orthopaedia.com Figure 3: Pre-biopsy CT scan 5/7/03: Cortical breakthrough, soft tissue mass

6. © CP Beauchamp MD Orthopaedia.com Figure 4: Giant Cell Tumor

7. © CP Beauchamp MD Orthopaedia.com Figure 5: 5/20/03: Unicondylar + osteoarticular allograft

8. © CP Beauchamp MD Orthopaedia.com Figure 6: 8/5/03: Early Local Recurrence 3 mos.

9. © CP Beauchamp MD Orthopaedia.com Figure 7: 8/5/03 Local Recurrence

10. © CP Beauchamp MD Orthopaedia.com Figure 8: 8/6/03: Well seen on CT

11. © CP Beauchamp MD Orthopaedia.com Figure 9: 8/6/03: Recurrent Tumor

12. © CP Beauchamp MD Orthopaedia.com Figure 10: 8/6/03

13. © CP Beauchamp MD Orthopaedia.com Figure 11: 8/6/03

14. © CP Beauchamp MD Orthopaedia.com Figure 12: 9/18/03: APC Reconstruction with Zimmer Rotating Hinge, Pants over Vest extensor mechanism reconstruction

15. © CP Beauchamp MD Orthopaedia.com Figure 13: 9/18/03: Allowed full weight bearing post op

16. © CP Beauchamp MD Orthopaedia.com Figure 14: gross

17. © CP Beauchamp MD Orthopaedia.com Figure 15: gross

18. © CP Beauchamp MD Orthopaedia.com Figure 16

19. © CP Beauchamp MD Orthopaedia.com Figure 17

20. © CP Beauchamp MD Orthopaedia.com Figure 18

21. © CP Beauchamp MD Orthopaedia.com Figure 19

22. © CP Beauchamp MD Orthopaedia.com Figure 20